Okada, R., Alarie, Y. & Michat, M.C. (2026) Larval morphology of Agnoshydrus Biström, Nilsson & Wewalka, 1997: description of A. thailandicus Okada, 2024 and phylogenetic comparison with other known Hyphydrini (Coleoptera: Adephaga, Dytiscidae). Zootaxa, 5768 (1), 57–72.